化简4b·3a-1/2·4b·2a-1/2·b·3a

来源:学生作业帮助网 编辑:作业帮 时间:2024/04/29 04:48:19
化简4b·3a-1/2·4b·2a-1/2·b·3a
x){3Cۍu mlMR>Q lH0o=FI&@aodk040Ll @I

化简4b·3a-1/2·4b·2a-1/2·b·3a
化简4b·3a-1/2·4b·2a-1/2·b·3a

化简4b·3a-1/2·4b·2a-1/2·b·3a
原式=12ab-4ab-(3/2)ab=8ab-(3/2)ab=(15/2)ab=7.5ab.